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> Butterfly Valves > VFF1
VFF1MV1Y8P
2-way, 8 inch resilient-seat flanged butterfly valve, 3316 Cv at 90
(1081 Cv at 60), 50 psid close-off, Pneumatic, 20 psi spring return,
spring range 8 to 13 N.O. Replaces Tyco VF5208US2LO and VF52010FS2LO
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Product Specifications Literature and
Documents
Overview
Resilient seat in two-way valves, provide control for HVAC system
applications including chilled water, hot water, cooling tower water,
thermal storage systems, and steam.
Product Specifications Back To Top
Description 2-way, 8 inch resilient-seat flanged butterfly valve, 3316
Cv at 90 (1081 Cv at 60), 50 psid close-off, Pneumatic, 20 psi
spring return, spring range 8 to 13 N.O. Replaces Tyco VF5208US2LO and
VF52010FS2LO
Pipe Size (inch) 8 in.
Pipe Size (DN) DN200
Body Pattern 2 way (S/R NO)
Maximum Differential Pressure Ratings (Close-off) (psi) 50 psi
Maximum Differential Pressure Ratings (Close-off) (kPa) 345 kPa
Actuator Control Type Pneumatic
Actuator Selection 20 psi spring return
Valve Action Normally Open
Type of Enclosure Pneumatic
Flow Characteristic Modified Equal Percent
Controlled Medium Chilled or hot water with up to 50% Glycol
Capacity at 60 degrees stroke (Cv) 1081 Cv
Capacity at 60 degrees stroke (kvs) 935 kvs
Capacity at 90 degrees stroke (Cv) Stroke limited to 70 degrees
Capacity at 90 degrees stroke (kvs) Stroke limited to 70 degrees
Connection Type Lugged
Mounting ANSI Flanged
Static Pressure Rating (max) (psi) 250 psi
Static Pressure Rating (max) (kPa) 1724 kPa
Actuator Ambient Temperature Ratings (F) -20 F to 150 F
Actuator Ambient Temperature Ratings (C) -29 C to 66 C
Temperature Range (F) -40 F to 250 F
Temperature Range (C) -40 C to 121 C
Materials (Body) Polyester-coated cast iron ASTM A126 Class B
Materials (Seat) Peroxide-cured EPDM resilient seat
Materials (Stem) 416 stainless steel
Materials (Plug/Ball/Disc) Nylon 11-coated ductile iron
Radius (in.) 6-1/16 in.
Radius (mm) 154 mm
Neck (in.) 9-1/2 in.
Neck (mm) 241 mm
Thickness (in.) 2-1/2 in.
Thickness (mm) 64 mm
Number of Flange Bolts 8
Flange Bolt Thread 3/4 in. -10 pitch
Weight (lb) 57.3 lb
Weight (kg) 26 kg
Assembly Length (in.) 45-1/2 in.
Assembly Length (mm) 1156 mm
Assembly Height (in.) 22-7/16 in.
Assembly Height (mm) 570 mm
Assembly Width (in.) 15 in.
Assembly Width (mm) 381 mm
Comments Linear actuator, stroke limited to 70 degrees
Literature and other Resources Download
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Product Data - (VFF1, VFF2, VFF3, VFF6 Resilient Seat Butterfly Valves
with Flanged Connections)
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Welcome
Category: SUPPLIER DIRECTORY => HONEYWELL, INC
February 2009
> Butterfly Valves > VFF1
Commercial Building Controls : Valves and Valve Actuators : Butterfly Valves : VFF1 : VFF1MV1Y8P/M
2-way 8 in flanged butterfly valve
Overview
Resilient seat in two-way valves, provide control for HVAC system applications including chilled water, hot water, cooling tower water, and thermal storage systems.
Product Specifications
- Dimensions (in.)
- Assembly--Length: 45-1/2 in.; Height: 22-7/16 in.; Width: 15 in.; Neck: 9-1/2 in.; Radius; 6-1/16 in.
- Dimensions (mm)
- Assembly--Length: 1156 mm; Height: 570 mm; Width: 381 mm; Neck: 241 mm; Radius; 154 mm
- Weight (lb)
- 57.3 lb
- Weight (kg)
- 26 kg
- Comments
- Linear actuator, stroke limited to 70 degrees
- Mounting
- ANSI Flanged
- Shipping and Storage Temperature Range (F)
- -40 F to 250 F
- Shipping and Storage Temperature Range (C)
- -40 C to 121 C
- Enclosure
- Pneumatic
- Ambient Temperature Range (F)
- Actuator-- -20 F to 150 F
- Ambient Temperature Range (C)
- Actuator-- -29 C to 66 C
- Connection Type
- Lugged
- Body Pattern
- 2 way (S/R NO)
- Pipe Size (inch)
- 8 in.
- Pipe Size (DN)
- DN200
- Maximum Differential Pressure Ratings (Close-off) (psi)
- 50 psi
- Maximum Differential Pressure Ratings (Close-off) (kPa)
- 345 kPa
- Capacity (Cv)
- at 60 degrees stroke--1081 Cv; Stroke limited to 70 degrees
- Capacity (Kv)
- at 60 degrees stroke--935 kvs; Stroke limited to 70 degrees
- Valve Action
- Normally Open
- Valve Type
- Butterfly
- Controlled Fluid
- Chilled or hot water with up to 50% Glycol. Not for use with steam or fuels.
- Materials (Body)
- Polyester-coated cast iron ASTM A126 Class B
- Materials (Seat)
- Peroxide-cured EPDM resilient seat
- Materials (Stem)
- 416 Stainless Steel
- Flow Characteristic
- Modified Equal Percent
- Actuation
- Pneumatic, 20 psi spring return
- Static Pressure Rating (psi)
- 250 psi Maximum
- Static Pressure Rating (kPa)
- 1724 kPa Maximum
- Flange Bolts
- 8, Flange Bolt Thread--3/4 in. -10 pitch
- Materials (Plug/Ball/Disc)
- Nylon 11-coated ductile iron (optional: Aluminum, bronze, and stainless steel)
